/* P-values are all joint post std, as follows:
1891: 
	Ngram: 0.083 - this paper, table 1
	News: 0.371 - this paper, table 7
1917:
	Ngram: 0.069 - JPE, table 7, all authors
	News: 0.180 - this paper, table 6
*/

* 1891 meta p-values
clear
set obs 2
generate pval = 0.083 in 1
replace pval = 0.371 in 2
metap pval, method(f)
metap pval, method(ea)

* 1917 meta p-values
clear
set obs 2
generate pval = 0.069 in 1
replace pval = 0.180 in 2
metap pval, method(f)
metap pval, method(ea)